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US1921833A Expired / Lapsed US ⏱️ 0.0 years remaining

Decelerometer

Assignee: Individual
•
Filing: 1931-02-26
•
Granted: 1933-08-08
•
Expires: 1951-02-26
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Abstract

No abstract record available.

Inventors

  • 👤 William B Mcgorum

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:41
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/135

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1936-08-07 1937-02-06 1937-08-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1940-08-07 1941-02-06 1941-08-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1944-08-07 1945-02-06 1945-08-08 $7700.00 Window Closed / Lapsed

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